Off-grid solar sizing in Canada
What a year-round off-grid system costs you in 64 cities, sized against the worst month rather than the annual average.
| City | Annual per kW | Worst month | Array for 3 kWh/day | Seasonal swing |
|---|---|---|---|---|
| Toronto | 1,358 kWh | December | 2.13 kW | 2.5× |
| Montréal | 1,332 kWh | December | 1.91 kW | 2.1× |
| Calgary | 1,512 kWh | December | 1.54 kW | 1.9× |
| Ottawa | 1,318 kWh | December | 2.08 kW | 2.3× |
| Edmonton | 1,451 kWh | December | 1.99 kW | 2.5× |
| Winnipeg | 1,430 kWh | December | 1.84 kW | 2.2× |
| Mississauga | 1,353 kWh | December | 2.13 kW | 2.5× |
| Vancouver | 1,271 kWh | December | 2.68 kW | 3.3× |
| Brampton | 1,351 kWh | December | 2.11 kW | 2.4× |
| Hamilton | 1,346 kWh | December | 2.14 kW | 2.4× |
| Surrey | 1,239 kWh | December | 2.71 kW | 3.3× |
| Québec | 1,299 kWh | December | 1.94 kW | 2.1× |
| Halifax | 1,285 kWh | December | 1.98 kW | 2.1× |
| Laval | 1,334 kWh | December | 1.91 kW | 2.1× |
| London | 1,414 kWh | December | 2.15 kW | 2.5× |
| Etobicoke | 1,354 kWh | December | 2.12 kW | 2.4× |
| Markham | 1,372 kWh | December | 2.09 kW | 2.4× |
| Vaughan | 1,363 kWh | December | 2.10 kW | 2.4× |
| Gatineau | 1,321 kWh | December | 2.08 kW | 2.3× |
| Victoria | 1,299 kWh | December | 2.57 kW | 3.2× |
| Saskatoon | 1,474 kWh | December | 1.86 kW | 2.4× |
| Kitchener | 1,353 kWh | December | 2.16 kW | 2.4× |
| Burnaby | 1,151 kWh | December | 3.03 kW | 3.4× |
| Windsor | 1,419 kWh | December | 1.86 kW | 2.1× |
| Longueuil | 1,330 kWh | December | 1.92 kW | 2.1× |
| Regina | 1,493 kWh | December | 1.71 kW | 2.1× |
| Oakville | 1,358 kWh | December | 2.16 kW | 2.5× |
| Richmond | 1,281 kWh | December | 2.69 kW | 3.4× |
| Richmond Hill | 1,364 kWh | December | 2.09 kW | 2.4× |
| Burlington | 1,355 kWh | December | 2.12 kW | 2.4× |
| Nepean | 1,317 kWh | December | 2.09 kW | 2.3× |
| Oshawa | 1,382 kWh | December | 2.07 kW | 2.4× |
| Greater Sudbury | 1,342 kWh | December | 2.02 kW | 2.3× |
| Gloucester | 1,317 kWh | December | 2.09 kW | 2.3× |
| Saguenay | 1,263 kWh | December | 2.05 kW | 2.2× |
| Coquitlam | 1,151 kWh | December | 2.97 kW | 3.4× |
| Barrie | 1,355 kWh | December | 2.15 kW | 2.4× |
| Rosemont–La Petite-Patrie | 1,333 kWh | December | 1.91 kW | 2.1× |
| Villeray–Saint-Michel–Parc-Extension | 1,333 kWh | December | 1.91 kW | 2.1× |
| Kelowna | 1,420 kWh | December | 1.99 kW | 2.5× |
| Trois-Rivières | 1,324 kWh | December | 1.85 kW | 2.1× |
| Guelph | 1,344 kWh | December | 2.17 kW | 2.4× |
| Lévis | 1,302 kWh | December | 1.90 kW | 2.1× |
| Mercier–Hochelaga-Maisonneuve | 1,332 kWh | December | 1.89 kW | 2.1× |
| Abbotsford | 1,134 kWh | December | 3.23 kW | 3.7× |
| Whitby | 1,396 kWh | December | 2.07 kW | 2.5× |
| St. Catharines | 1,331 kWh | December | 2.29 kW | 2.6× |
| Milton | 1,348 kWh | December | 2.13 kW | 2.4× |
| Langley | 1,199 kWh | December | 2.75 kW | 3.2× |
| Kingston | 1,376 kWh | December | 2.24 kW | 2.6× |
| Cambridge | 1,352 kWh | December | 2.13 kW | 2.4× |
| Sherbrooke | 1,253 kWh | December | 2.24 kW | 2.3× |
| Orléans | 1,319 kWh | December | 2.08 kW | 2.2× |
| Ottawa South | 1,318 kWh | December | 2.09 kW | 2.3× |
| Saint-Louis-de-Terrebonne | 1,336 kWh | December | 1.91 kW | 2.1× |
| Ajax | 1,383 kWh | December | 2.08 kW | 2.4× |
| Saanich | 1,330 kWh | December | 2.60 kW | 3.3× |
| Thornhill | 1,363 kWh | December | 2.10 kW | 2.4× |
| Rivière-des-Prairies–Pointe-aux-Trembles | 1,333 kWh | December | 1.90 kW | 2.1× |
| Terrebonne | 1,335 kWh | December | 1.90 kW | 2.1× |
| Kamloops | 1,376 kWh | December | 2.47 kW | 3.1× |
| Red Deer | 1,489 kWh | December | 1.69 kW | 2.1× |
| Airdrie | 1,504 kWh | December | 1.59 kW | 1.9× |
| Prince George | 1,316 kWh | December | 2.51 kW | 3.0× |
Panel angles matter as much as panel count. Solar panel angles in Canada →